BUG: kernel NULL pointer dereference, address: 0000000000000000 #PF: supervisor instruction fetch in kernel mode #PF: error_code(0x0010) - not-present page PGD 41493067 P4D 41493067 PUD 756f3067 PMD 0 Oops: 0010 [#1] PREEMPT SMP KASAN CPU: 0 PID: 9805 Comm: syz-executor.1 Not tainted 6.0.0-syzkaller-05118-g833477fce7a1 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 RIP: 0010:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 0018:ffffc90003a1f5b8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000000 RDX: ffff8880281f5278 RSI: 0000000000000000 RDI: ffffffff8ac667e0 RBP: ffffc90003a1f7f0 R08: ffff88807eaae000 R09: ffffc90003a1f9a0 R10: fffffbfff1c18c66 R11: 1ffffffff1c18c65 R12: ffff88807eaae000 R13: 0000000000000138 R14: dffffc0000000000 R15: ffff8880281f5268 FS: 00007f861dbd4700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 0000000025909000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: hdr_find_e+0x2f2/0x580 fs/ntfs3/index.c:708 indx_find+0x30d/0xb20 fs/ntfs3/index.c:1068 dir_search_u+0x161/0x320 fs/ntfs3/dir.c:254 ntfs_extend_init+0x1b4/0x5a0 fs/ntfs3/fsntfs.c:214 ntfs_fill_super+0x3f20/0x42a0 fs/ntfs3/super.c:1243 get_tree_bdev+0x400/0x620 fs/super.c:1323 vfs_get_tree+0x88/0x270 fs/super.c:1530 do_new_mount+0x289/0xad0 fs/namespace.c:3040 do_mount fs/namespace.c:3383 [inline] __do_sys_mount fs/namespace.c:3591 [inline] __se_sys_mount+0x2d3/0x3c0 fs/namespace.c:3568 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f861ca8bada Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f861dbd3f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f861ca8bada RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f861dbd3fe0 RBP: 00007f861dbd4020 R08: 00007f861dbd4020 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 R13: 0000000020000100 R14: 00007f861dbd3fe0 R15: 0000000020000140 Modules linked in: CR2: 0000000000000000 ---[ end trace 0000000000000000 ]--- RIP: 0010:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 0018:ffffc90003a1f5b8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000000 RDX: ffff8880281f5278 RSI: 0000000000000000 RDI: ffffffff8ac667e0 RBP: ffffc90003a1f7f0 R08: ffff88807eaae000 R09: ffffc90003a1f9a0 R10: fffffbfff1c18c66 R11: 1ffffffff1c18c65 R12: ffff88807eaae000 R13: 0000000000000138 R14: dffffc0000000000 R15: ffff8880281f5268 FS: 00007f861dbd4700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 0000000025909000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400